| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 6840.0 | USD | 20190417 |
| Unknown | China national standards | MT | 800.0 | USD | 20190416 |
| Unknown | China national standards | MT | 770.0 | USD | 20190416 |
| Unknown | China national standards | MT | 1040.0 | USD | 20190416 |
| Unknown | China national standards | MT | 770.0 | USD | 20190416 |
| Unknown | China national standards | MT | 3350.0 | USD | 20190415 |
| Unknown | China national standards | MT | 8500.0 | USD | 20190414 |
| Unknown | China national standards | MT | 4980.0 | USD | 20190414 |
| Unknown | China national standards | MT | 880.0 | USD | 20190413 |
| Unknown | China national standards | MT | 1020.0 | USD | 20190413 |